molly852SS molly852SS

25-02-2019
Mathematics

contestada

What is the area of the trapezoid?

A 112.5 mm^2
B 72 mm^2
C 40.5 mm^2
D 56.25 mm^2

What is the area of the trapezoid A 1125 mm2 B 72 mm2 C 405 mm2 D 5625 mm2 class=

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vinnygo4 vinnygo4

25-02-2019

the answer is B. 72 mm^2 because

9x4.5=40.5

then

7x4.5=31.5

then

40.5+31.5=72.0 mm^2

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